azure-sdk/docs/python/approved_dependencies.md

| Package        | Usage                                |
|----------------|--------------------------------------|
| `requests`     | Synchronous HTTP                     |
| `aiohttp`      | Asynchronous HTTP                    |
| `aiodns`       | Asynchronous DNS resolution          |
| `typing-extensions`       | Backports for Python type hints             |
| `cryptography` | Cryptographic recipes and primitives |
| `certifi`      | Mozilla CA bundle                    |